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<a class="jxr_linenumber" name="L1" href="#L1">1</a>   <em class="jxr_comment">/*</em>
<a class="jxr_linenumber" name="L2" href="#L2">2</a>   <em class="jxr_comment"> * Copyright (C) 2008 feilong</em>
<a class="jxr_linenumber" name="L3" href="#L3">3</a>   <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="L4" href="#L4">4</a>   <em class="jxr_comment"> * Licensed under the Apache License, Version 2.0 (the "License");</em>
<a class="jxr_linenumber" name="L5" href="#L5">5</a>   <em class="jxr_comment"> * you may not use this file except in compliance with the License.</em>
<a class="jxr_linenumber" name="L6" href="#L6">6</a>   <em class="jxr_comment"> * You may obtain a copy of the License at</em>
<a class="jxr_linenumber" name="L7" href="#L7">7</a>   <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="L8" href="#L8">8</a>   <em class="jxr_comment"> *         <a href="http://www.apache.org/licenses/LICENSE-2." target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.</a>0</em>
<a class="jxr_linenumber" name="L9" href="#L9">9</a>   <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="L10" href="#L10">10</a>  <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing, software</em>
<a class="jxr_linenumber" name="L11" href="#L11">11</a>  <em class="jxr_comment"> * distributed under the License is distributed on an "AS IS" BASIS,</em>
<a class="jxr_linenumber" name="L12" href="#L12">12</a>  <em class="jxr_comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</em>
<a class="jxr_linenumber" name="L13" href="#L13">13</a>  <em class="jxr_comment"> * See the License for the specific language governing permissions and</em>
<a class="jxr_linenumber" name="L14" href="#L14">14</a>  <em class="jxr_comment"> * limitations under the License.</em>
<a class="jxr_linenumber" name="L15" href="#L15">15</a>  <em class="jxr_comment"> */</em>
<a class="jxr_linenumber" name="L16" href="#L16">16</a>  <strong class="jxr_keyword">package</strong> com.feilong.core.lang.reflect;
<a class="jxr_linenumber" name="L17" href="#L17">17</a>  
<a class="jxr_linenumber" name="L18" href="#L18">18</a>  <strong class="jxr_keyword">import</strong> java.lang.reflect.Constructor;
<a class="jxr_linenumber" name="L19" href="#L19">19</a>  
<a class="jxr_linenumber" name="L20" href="#L20">20</a>  <strong class="jxr_keyword">import</strong> org.apache.commons.lang3.Validate;
<a class="jxr_linenumber" name="L21" href="#L21">21</a>  <strong class="jxr_keyword">import</strong> org.apache.commons.lang3.reflect.ConstructorUtils;
<a class="jxr_linenumber" name="L22" href="#L22">22</a>  
<a class="jxr_linenumber" name="L23" href="#L23">23</a>  <strong class="jxr_keyword">import</strong> com.feilong.core.lang.ClassUtil;
<a class="jxr_linenumber" name="L24" href="#L24">24</a>  <strong class="jxr_keyword">import</strong> com.feilong.tools.slf4j.Slf4jUtil;
<a class="jxr_linenumber" name="L25" href="#L25">25</a>  
<a class="jxr_linenumber" name="L26" href="#L26">26</a>  <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L27" href="#L27">27</a>  <em class="jxr_javadoccomment"> * 使用反射方法请求构造函数创建新实例的工具类,可以简化程序中使用反射方式创建对象的代码,focused on constructors.</em>
<a class="jxr_linenumber" name="L28" href="#L28">28</a>  <em class="jxr_javadoccomment"> * </em>
<a class="jxr_linenumber" name="L29" href="#L29">29</a>  <em class="jxr_javadoccomment"> * &lt;h3&gt;方法介绍:&lt;/h3&gt;</em>
<a class="jxr_linenumber" name="L30" href="#L30">30</a>  <em class="jxr_javadoccomment"> * </em>
<a class="jxr_linenumber" name="L31" href="#L31">31</a>  <em class="jxr_javadoccomment"> * &lt;blockquote&gt;</em>
<a class="jxr_linenumber" name="L32" href="#L32">32</a>  <em class="jxr_javadoccomment"> * &lt;ol&gt;</em>
<a class="jxr_linenumber" name="L33" href="#L33">33</a>  <em class="jxr_javadoccomment"> * &lt;li&gt;{@link #newInstance(Class, Object...)} 获得实例&lt;/li&gt;</em>
<a class="jxr_linenumber" name="L34" href="#L34">34</a>  <em class="jxr_javadoccomment"> * &lt;li&gt;{@link #newInstance(Class, Object[], Class[])} 获得实例&lt;/li&gt;</em>
<a class="jxr_linenumber" name="L35" href="#L35">35</a>  <em class="jxr_javadoccomment"> * &lt;/ol&gt;</em>
<a class="jxr_linenumber" name="L36" href="#L36">36</a>  <em class="jxr_javadoccomment"> * </em>
<a class="jxr_linenumber" name="L37" href="#L37">37</a>  <em class="jxr_javadoccomment"> * 上面三个方法,底层均调用了 {@link ConstructorUtils#invokeConstructor(Class, Object[], Class[])} ,此方法 会</em>
<a class="jxr_linenumber" name="L38" href="#L38">38</a>  <em class="jxr_javadoccomment"> * {@link ConstructorUtils#getMatchingAccessibleConstructor(Class, Class...)} 自动根据类型活动最匹配的构造函数,并且将异常转成了 {@link ReflectException} 以便调用的时候使用</em>
<a class="jxr_linenumber" name="L39" href="#L39">39</a>  <em class="jxr_javadoccomment"> * </em>
<a class="jxr_linenumber" name="L40" href="#L40">40</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="L41" href="#L41">41</a>  <em class="jxr_javadoccomment"> * 因此,不用担心 int{@code --&gt;}Integer 原始类型参数和包装类型参数,以及父类/子类 这样的参数不匹配带来的问题</em>
<a class="jxr_linenumber" name="L42" href="#L42">42</a>  <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="L43" href="#L43">43</a>  <em class="jxr_javadoccomment"> * </em>
<a class="jxr_linenumber" name="L44" href="#L44">44</a>  <em class="jxr_javadoccomment"> * &lt;/blockquote&gt;</em>
<a class="jxr_linenumber" name="L45" href="#L45">45</a>  <em class="jxr_javadoccomment"> * </em>
<a class="jxr_linenumber" name="L46" href="#L46">46</a>  <em class="jxr_javadoccomment"> * &lt;h3&gt;如果不想使用自动匹配的特性&lt;/h3&gt;</em>
<a class="jxr_linenumber" name="L47" href="#L47">47</a>  <em class="jxr_javadoccomment"> * </em>
<a class="jxr_linenumber" name="L48" href="#L48">48</a>  <em class="jxr_javadoccomment"> * &lt;blockquote&gt;</em>
<a class="jxr_linenumber" name="L49" href="#L49">49</a>  <em class="jxr_javadoccomment"> * </em>
<a class="jxr_linenumber" name="L50" href="#L50">50</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="L51" href="#L51">51</a>  <em class="jxr_javadoccomment"> * 您可以使用原生方法,下面两个是 获得精准的构造函数并实例,如果参数类型不匹配,那么就会抛异常</em>
<a class="jxr_linenumber" name="L52" href="#L52">52</a>  <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="L53" href="#L53">53</a>  <em class="jxr_javadoccomment"> * </em>
<a class="jxr_linenumber" name="L54" href="#L54">54</a>  <em class="jxr_javadoccomment"> * &lt;ol&gt;</em>
<a class="jxr_linenumber" name="L55" href="#L55">55</a>  <em class="jxr_javadoccomment"> * &lt;li&gt;{@link ConstructorUtils#invokeExactConstructor(Class, Object...)} 获得实例&lt;/li&gt;</em>
<a class="jxr_linenumber" name="L56" href="#L56">56</a>  <em class="jxr_javadoccomment"> * &lt;li&gt;{@link ConstructorUtils#invokeExactConstructor(Class, Object[], Class[])} 获得实例&lt;/li&gt;</em>
<a class="jxr_linenumber" name="L57" href="#L57">57</a>  <em class="jxr_javadoccomment"> * &lt;/ol&gt;</em>
<a class="jxr_linenumber" name="L58" href="#L58">58</a>  <em class="jxr_javadoccomment"> * </em>
<a class="jxr_linenumber" name="L59" href="#L59">59</a>  <em class="jxr_javadoccomment"> * 下面还有三个方法是,获得构造函数而不实例</em>
<a class="jxr_linenumber" name="L60" href="#L60">60</a>  <em class="jxr_javadoccomment"> * &lt;ol&gt;</em>
<a class="jxr_linenumber" name="L61" href="#L61">61</a>  <em class="jxr_javadoccomment"> * &lt;li&gt;{@link ConstructorUtils#getAccessibleConstructor(Constructor)}&lt;/li&gt;</em>
<a class="jxr_linenumber" name="L62" href="#L62">62</a>  <em class="jxr_javadoccomment"> * &lt;li&gt;{@link ConstructorUtils#getAccessibleConstructor(Class, Class...)}&lt;/li&gt;</em>
<a class="jxr_linenumber" name="L63" href="#L63">63</a>  <em class="jxr_javadoccomment"> * &lt;li&gt;{@link ConstructorUtils#getMatchingAccessibleConstructor(Class, Class...)}&lt;/li&gt;</em>
<a class="jxr_linenumber" name="L64" href="#L64">64</a>  <em class="jxr_javadoccomment"> * &lt;/ol&gt;</em>
<a class="jxr_linenumber" name="L65" href="#L65">65</a>  <em class="jxr_javadoccomment"> * </em>
<a class="jxr_linenumber" name="L66" href="#L66">66</a>  <em class="jxr_javadoccomment"> * &lt;/blockquote&gt;</em>
<a class="jxr_linenumber" name="L67" href="#L67">67</a>  <em class="jxr_javadoccomment"> * </em>
<a class="jxr_linenumber" name="L68" href="#L68">68</a>  <em class="jxr_javadoccomment"> * @author &lt;a href="<a href="http://feitianbenyue.iteye.com/" target="alexandria_uri">http://feitianbenyue.iteye.com/</a>"&gt;feilong&lt;/a&gt;</em>
<a class="jxr_linenumber" name="L69" href="#L69">69</a>  <em class="jxr_javadoccomment"> * @see org.apache.commons.lang3.reflect.ConstructorUtils</em>
<a class="jxr_linenumber" name="L70" href="#L70">70</a>  <em class="jxr_javadoccomment"> * @see "org.springframework.beans.BeanUtils.instantiateClass"</em>
<a class="jxr_linenumber" name="L71" href="#L71">71</a>  <em class="jxr_javadoccomment"> * @since 1.0.7</em>
<a class="jxr_linenumber" name="L72" href="#L72">72</a>  <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L73" href="#L73">73</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../com/feilong/core/lang/reflect/ConstructorUtil.html">ConstructorUtil</a>{
<a class="jxr_linenumber" name="L74" href="#L74">74</a>  
<a class="jxr_linenumber" name="L75" href="#L75">75</a>      <em class="jxr_javadoccomment">/** Don't let anyone instantiate this class. */</em>
<a class="jxr_linenumber" name="L76" href="#L76">76</a>      <strong class="jxr_keyword">private</strong> <a href="../../../../../com/feilong/core/lang/reflect/ConstructorUtil.html">ConstructorUtil</a>(){
<a class="jxr_linenumber" name="L77" href="#L77">77</a>          <em class="jxr_comment">//AssertionError不是必须的. 但它可以避免不小心在类的内部调用构造器. 保证该类在任何情况下都不会被实例化.</em>
<a class="jxr_linenumber" name="L78" href="#L78">78</a>          <em class="jxr_comment">//see 《Effective Java》 2nd</em>
<a class="jxr_linenumber" name="L79" href="#L79">79</a>          <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> AssertionError(<span class="jxr_string">"No "</span> + getClass().getName() + <span class="jxr_string">" instances for you!"</span>);
<a class="jxr_linenumber" name="L80" href="#L80">80</a>      }
<a class="jxr_linenumber" name="L81" href="#L81">81</a>  
<a class="jxr_linenumber" name="L82" href="#L82">82</a>      <em class="jxr_comment">// [start] newInstance</em>
<a class="jxr_linenumber" name="L83" href="#L83">83</a>  
<a class="jxr_linenumber" name="L84" href="#L84">84</a>      <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L85" href="#L85">85</a>  <em class="jxr_javadoccomment">     * 新建实例,返回指定类型 &lt;code&gt;klass&lt;/code&gt; 的实例,使用正确的构造函数使用参数类型&lt;code&gt;parameterValues&lt;/code&gt;.</em>
<a class="jxr_linenumber" name="L86" href="#L86">86</a>  <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L87" href="#L87">87</a>  <em class="jxr_javadoccomment">     * &lt;h3&gt;示例:&lt;/h3&gt;</em>
<a class="jxr_linenumber" name="L88" href="#L88">88</a>  <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L89" href="#L89">89</a>  <em class="jxr_javadoccomment">     * &lt;blockquote&gt;</em>
<a class="jxr_linenumber" name="L90" href="#L90">90</a>  <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L91" href="#L91">91</a>  <em class="jxr_javadoccomment">     * &lt;pre class="code"&gt;</em>
<a class="jxr_linenumber" name="L92" href="#L92">92</a>  <em class="jxr_javadoccomment">     * User user = ConstructorUtil.newInstance(User.class)</em>
<a class="jxr_linenumber" name="L93" href="#L93">93</a>  <em class="jxr_javadoccomment">     * &lt;/pre&gt;</em>
<a class="jxr_linenumber" name="L94" href="#L94">94</a>  <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L95" href="#L95">95</a>  <em class="jxr_javadoccomment">     * 调用无参的构造函数,返回User对象,你还可以:</em>
<a class="jxr_linenumber" name="L96" href="#L96">96</a>  <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L97" href="#L97">97</a>  <em class="jxr_javadoccomment">     * &lt;pre class="code"&gt;</em>
<a class="jxr_linenumber" name="L98" href="#L98">98</a>  <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L99" href="#L99">99</a>  <em class="jxr_javadoccomment">     * User user1 = ConstructorUtil.newInstance(User.class, 100L);</em>
<a class="jxr_linenumber" name="L100" href="#L100">100</a> <em class="jxr_javadoccomment">     * &lt;/pre&gt;</em>
<a class="jxr_linenumber" name="L101" href="#L101">101</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L102" href="#L102">102</a> <em class="jxr_javadoccomment">     * 返回 id 是100的user对象构造函数</em>
<a class="jxr_linenumber" name="L103" href="#L103">103</a> <em class="jxr_javadoccomment">     * &lt;/blockquote&gt;</em>
<a class="jxr_linenumber" name="L104" href="#L104">104</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L105" href="#L105">105</a> <em class="jxr_javadoccomment">     * @param &lt;T&gt;</em>
<a class="jxr_linenumber" name="L106" href="#L106">106</a> <em class="jxr_javadoccomment">     *            the generic type</em>
<a class="jxr_linenumber" name="L107" href="#L107">107</a> <em class="jxr_javadoccomment">     * @param klass</em>
<a class="jxr_linenumber" name="L108" href="#L108">108</a> <em class="jxr_javadoccomment">     *            类</em>
<a class="jxr_linenumber" name="L109" href="#L109">109</a> <em class="jxr_javadoccomment">     * @param parameterValues</em>
<a class="jxr_linenumber" name="L110" href="#L110">110</a> <em class="jxr_javadoccomment">     *            构造函数的参数值, 比如100L</em>
<a class="jxr_linenumber" name="L111" href="#L111">111</a> <em class="jxr_javadoccomment">     * @return 如果 &lt;code&gt;klass&lt;/code&gt; 是null,抛出 {@link NullPointerException}&lt;br&gt;</em>
<a class="jxr_linenumber" name="L112" href="#L112">112</a> <em class="jxr_javadoccomment">     *         有任何异常(比如 NoSuchMethodException 找不到相关参数的构造函数),将抛出 {@link ReflectException}</em>
<a class="jxr_linenumber" name="L113" href="#L113">113</a> <em class="jxr_javadoccomment">     * @see com.feilong.core.lang.ClassUtil#toClass(Object...)</em>
<a class="jxr_linenumber" name="L114" href="#L114">114</a> <em class="jxr_javadoccomment">     * @see java.lang.Class#getConstructor(Class...)</em>
<a class="jxr_linenumber" name="L115" href="#L115">115</a> <em class="jxr_javadoccomment">     * @see java.lang.reflect.Constructor#newInstance(Object...)</em>
<a class="jxr_linenumber" name="L116" href="#L116">116</a> <em class="jxr_javadoccomment">     * @see org.apache.commons.lang3.reflect.ConstructorUtils#invokeConstructor(Class, Object...)</em>
<a class="jxr_linenumber" name="L117" href="#L117">117</a> <em class="jxr_javadoccomment">     * @see "org.springframework.beans.BeanUtils.instantiateClass(Constructor&lt;T&gt;, Object...)"</em>
<a class="jxr_linenumber" name="L118" href="#L118">118</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="L119" href="#L119">119</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> &lt;T&gt; T newInstance(Class&lt;T&gt; klass,Object...parameterValues){
<a class="jxr_linenumber" name="L120" href="#L120">120</a>         Validate.notNull(klass, <span class="jxr_string">"klass can't be null!"</span>);
<a class="jxr_linenumber" name="L121" href="#L121">121</a>         Class&lt;?&gt;[] parameterTypes = ClassUtil.toClass(parameterValues);
<a class="jxr_linenumber" name="L122" href="#L122">122</a>         <strong class="jxr_keyword">return</strong> newInstance(klass, parameterValues, parameterTypes);
<a class="jxr_linenumber" name="L123" href="#L123">123</a>     }
<a class="jxr_linenumber" name="L124" href="#L124">124</a> 
<a class="jxr_linenumber" name="L125" href="#L125">125</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L126" href="#L126">126</a> <em class="jxr_javadoccomment">     * 返回指定类型 &lt;code&gt;klass&lt;/code&gt;,指定参数 &lt;code&gt;parameterValues&lt;/code&gt; 和指定参数类型 &lt;code&gt;parameterTypes&lt;/code&gt;的构造函数示例.</em>
<a class="jxr_linenumber" name="L127" href="#L127">127</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L128" href="#L128">128</a> <em class="jxr_javadoccomment">     * &lt;h3&gt;说明:&lt;/h3&gt;</em>
<a class="jxr_linenumber" name="L129" href="#L129">129</a> <em class="jxr_javadoccomment">     * &lt;blockquote&gt;</em>
<a class="jxr_linenumber" name="L130" href="#L130">130</a> <em class="jxr_javadoccomment">     * &lt;ol&gt;</em>
<a class="jxr_linenumber" name="L131" href="#L131">131</a> <em class="jxr_javadoccomment">     * &lt;li&gt;定位并调用一个构造函数。构造函数的签名必须与赋值兼容的参数类型相匹配。&lt;/li&gt;</em>
<a class="jxr_linenumber" name="L132" href="#L132">132</a> <em class="jxr_javadoccomment">     * &lt;li&gt;和 {@link #newInstance(Class, Object...)}的区别, 在于 如果一个类有些重载的构造函数,并且参数类型相似, 此时使用这个方法可以精准定位到需要的构造函数&lt;/li&gt;</em>
<a class="jxr_linenumber" name="L133" href="#L133">133</a> <em class="jxr_javadoccomment">     * &lt;/ol&gt;</em>
<a class="jxr_linenumber" name="L134" href="#L134">134</a> <em class="jxr_javadoccomment">     * &lt;/blockquote&gt;</em>
<a class="jxr_linenumber" name="L135" href="#L135">135</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L136" href="#L136">136</a> <em class="jxr_javadoccomment">     * &lt;h3&gt;示例:&lt;/h3&gt;</em>
<a class="jxr_linenumber" name="L137" href="#L137">137</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L138" href="#L138">138</a> <em class="jxr_javadoccomment">     * &lt;blockquote&gt;</em>
<a class="jxr_linenumber" name="L139" href="#L139">139</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L140" href="#L140">140</a> <em class="jxr_javadoccomment">     * &lt;pre class="code"&gt;</em>
<a class="jxr_linenumber" name="L141" href="#L141">141</a> <em class="jxr_javadoccomment">     * User user = ConstructorUtil.newInstance(User.class,null,null)</em>
<a class="jxr_linenumber" name="L142" href="#L142">142</a> <em class="jxr_javadoccomment">     * &lt;/pre&gt;</em>
<a class="jxr_linenumber" name="L143" href="#L143">143</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L144" href="#L144">144</a> <em class="jxr_javadoccomment">     * 调用无参的构造函数,返回User对象,你还可以:</em>
<a class="jxr_linenumber" name="L145" href="#L145">145</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L146" href="#L146">146</a> <em class="jxr_javadoccomment">     * &lt;pre class="code"&gt;</em>
<a class="jxr_linenumber" name="L147" href="#L147">147</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L148" href="#L148">148</a> <em class="jxr_javadoccomment">     * User user1 = ConstructorUtil.newInstance(User.class, toArray(100L), toArray(Long.class));</em>
<a class="jxr_linenumber" name="L149" href="#L149">149</a> <em class="jxr_javadoccomment">     * &lt;/pre&gt;</em>
<a class="jxr_linenumber" name="L150" href="#L150">150</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L151" href="#L151">151</a> <em class="jxr_javadoccomment">     * 返回 id 是100的user对象构造函数</em>
<a class="jxr_linenumber" name="L152" href="#L152">152</a> <em class="jxr_javadoccomment">     * &lt;/blockquote&gt;</em>
<a class="jxr_linenumber" name="L153" href="#L153">153</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="L154" href="#L154">154</a> <em class="jxr_javadoccomment">     * @param &lt;T&gt;</em>
<a class="jxr_linenumber" name="L155" href="#L155">155</a> <em class="jxr_javadoccomment">     *            the generic type</em>
<a class="jxr_linenumber" name="L156" href="#L156">156</a> <em class="jxr_javadoccomment">     * @param klass</em>
<a class="jxr_linenumber" name="L157" href="#L157">157</a> <em class="jxr_javadoccomment">     *            the class to be constructed, not {@code null}</em>
<a class="jxr_linenumber" name="L158" href="#L158">158</a> <em class="jxr_javadoccomment">     * @param parameterValues</em>
<a class="jxr_linenumber" name="L159" href="#L159">159</a> <em class="jxr_javadoccomment">     *            the array of arguments, {@code null} treated as empty</em>
<a class="jxr_linenumber" name="L160" href="#L160">160</a> <em class="jxr_javadoccomment">     * @param parameterTypes</em>
<a class="jxr_linenumber" name="L161" href="#L161">161</a> <em class="jxr_javadoccomment">     *            the array of parameter types, {@code null} treated as empty</em>
<a class="jxr_linenumber" name="L162" href="#L162">162</a> <em class="jxr_javadoccomment">     * @return 如果 &lt;code&gt;klass&lt;/code&gt; 是null,抛出 {@link NullPointerException}&lt;br&gt;</em>
<a class="jxr_linenumber" name="L163" href="#L163">163</a> <em class="jxr_javadoccomment">     *         有任何异常(比如 NoSuchMethodException 找不到相关参数的构造函数),将抛出 {@link ReflectException}</em>
<a class="jxr_linenumber" name="L164" href="#L164">164</a> <em class="jxr_javadoccomment">     * @see org.apache.commons.lang3.reflect.ConstructorUtils#invokeConstructor(Class, Object[], Class[])</em>
<a class="jxr_linenumber" name="L165" href="#L165">165</a> <em class="jxr_javadoccomment">     * @see "org.springframework.beans.BeanUtils.instantiateClass(Constructor&lt;T&gt;, Object...)"</em>
<a class="jxr_linenumber" name="L166" href="#L166">166</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="L167" href="#L167">167</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> &lt;T&gt; T newInstance(Class&lt;T&gt; klass,Object[] parameterValues,Class&lt;?&gt;[] parameterTypes){
<a class="jxr_linenumber" name="L168" href="#L168">168</a>         Validate.notNull(klass, <span class="jxr_string">"klass can't be null!"</span>);
<a class="jxr_linenumber" name="L169" href="#L169">169</a>         <strong class="jxr_keyword">try</strong>{
<a class="jxr_linenumber" name="L170" href="#L170">170</a>             <strong class="jxr_keyword">return</strong> ConstructorUtils.invokeConstructor(klass, parameterValues, parameterTypes);
<a class="jxr_linenumber" name="L171" href="#L171">171</a>         }<strong class="jxr_keyword">catch</strong> (Exception e){
<a class="jxr_linenumber" name="L172" href="#L172">172</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../com/feilong/core/lang/reflect/ReflectException.html">ReflectException</a>(
<a class="jxr_linenumber" name="L173" href="#L173">173</a>                             Slf4jUtil.format(<span class="jxr_string">"class:[{}].args:[{}],parameterTypes:[{}]"</span>, klass, parameterValues, parameterTypes),
<a class="jxr_linenumber" name="L174" href="#L174">174</a>                             e);
<a class="jxr_linenumber" name="L175" href="#L175">175</a>         }
<a class="jxr_linenumber" name="L176" href="#L176">176</a>     }
<a class="jxr_linenumber" name="L177" href="#L177">177</a> }
</pre>
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